125445045153040 has 160 divisors (see below), whose sum is σ = 312312597143040. Its totient is φ = 46691764027392.

The previous prime is 125445045153031. The next prime is 125445045153047. The reversal of 125445045153040 is 40351540544521.

It is not an unprimeable number, because it can be changed into a prime (125445045153047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1690528579 + ... + 1690602781.

It is an arithmetic number, because the mean of its divisors is an integer number (1951953732144).

Almost surely, 2^{125445045153040} is an apocalyptic number.

125445045153040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125445045153040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156156298571520).

125445045153040 is an abundant number, since it is smaller than the sum of its proper divisors (186867551990000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125445045153040 is a wasteful number, since it uses less digits than its factorization.

125445045153040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88289 (or 88283 counting only the distinct ones).

The product of its (nonzero) digits is 960000, while the sum is 43.

Adding to 125445045153040 its reverse (40351540544521), we get a palindrome (165796585697561).

The spelling of 125445045153040 in words is "one hundred twenty-five trillion, four hundred forty-five billion, forty-five million, one hundred fifty-three thousand, forty".